Ext.regStore('Busses', {
 
    model: 'BussesModel',
 
    proxy: {
        type: 'ajax',
        url : 'app/data/getBusses.php',
        reader: {
        	type  : 'xml',
            root  : 'xml',
            record: 'item'
        }
    },  
    listeners: {
        datachanged: function( ){
        //	var busses  = Ext.StoreMgr.lookup('Busses');
        	setUpBusList();
        	
        	
        	//to be checked 
        	 Ext.dispatch({
			        controller: 'Busses',
			        action: 'show',
			        historyUrl: 'Busses/show', 
			        //
			        animation: {
			            type: 'slide', 
			        },
			    });
        }
    }
}); 